Table 1.
Accuracy Metrics Evaluated on All Available CGM-SMBG Data Pairs, Regardless of the Patient in Which They Were Collected.
| ANOVA |
||||||||
|---|---|---|---|---|---|---|---|---|
| Metric | Unit | All | Abdomen | ARM | Gluteus | P value | ||
| Overall | Matched pairs | # | 2291 | 413 | 762 | 1116 | ||
| ARD | Mean (SD) | % | 13.1 (16.9) | 13.3 (13.5) | 13.4 (12.9) | 12.9 (20.2) | .83 | |
| Median [25-75] percentile | % | 9.4 [4.3, 17.5] | 9.7 [4.5, 17.1] | 9.9 [4.3, 18.1] | 9.0 [4.2, 17.1] | |||
| AD | Mean (SD) | mg/ml | 17.7 (17.8) | 17.0 (17.2) | 17.2 (17.1) | 18.3 (18.5) | .30 | |
| Median [25-75] percentile | mg/ml | 13.0 [6.0, 23.0] | 13.0 [6.0, 22.0] | 12.0 [5.0, 24.0] | 13.0 [6.0, 23.0] | |||
| ISO 5/5% | % | 30.4 (—) | 28.3 (—) | 32.2 (—) | 30.0 (—) | |||
| ISO 10/10% | % | 55.9 (—) | 54.7 (—) | 55.0 (—) | 56.9 (—) | |||
| ISO 15/15% | % | 72.5 (—) | 73.4 (—) | 72.6 (—) | 72.0 (—) | |||
| ISO 20/20% | % | 82.9 (—) | 83.1 (—) | 81.8 (—) | 83.7 (—) | |||
| CEG A zone | % | 81.2 (—) | 81.1 (—) | 80.2 (—) | 81.9 (—) | |||
| Hypoglycemia | Matched pairs | # | 166 | 26 | 75 | 65 | ||
| ARD | Mean (SD) | % | 19.2 (45.1) | 16.7 (14.0) | 16.7 (15.4) | 23.2 (69.7) | .87 | |
| Median [25-75] percentile | % | 12.9 [6.2, 21.7] | 13.1 [6.2, 24.6] | 12.9 [6.1, 21.2] | 12.7 [6.1, 20.3] | |||
| AD | Mean (SD) | mg/ml | 10.4 (14.6) | 9.9 (7.8) | 9.5 (7.6) | 11.6 (21.4) | .68 | |
| Median [25-75] percentile | mg/ml | 8.0 [4.0, 14.0] | 7.0 [4.0, 16.0] | 8.0 [4.0, 13.7] | 8.0 [4.0, 13.3] | |||
| ISO 5/5% | % | 30.1 (—) | 30.8 (—) | 30.7 (—) | 29.2 (—) | |||
| ISO 10/10% | % | 62.0 (—) | 53.8 (—) | 61.3 (—) | 66.2 (—) | |||
| ISO 15/15% | % | 78.9 (—) | 69.2 (—) | 81.3 (—) | 80.0 (—) | |||
| ISO 20/20% | % | 91.0 (—) | 92.3 (—) | 90.7 (—) | 90.8 (—) | |||
| CEG A zone | % | 91.0 (—) | 88.5 (—) | 90.7 (—) | 92.3 (—) | |||
| Euglycemia | Matched pairs | # | 1392 | 263 | 470 | 659 | ||
| ARD | Mean (SD) | % | 14.6 (13.2) | 15.8 (15.0) | 14.8 (13.5) | 14.0 (12.2) | .15 | |
| Median [25-75] percentile | % | 11.0 [4.8, 20.2] | 12.0 [5.9, 20.6] | 11.0 [4.9, 20.5] | 10.5 [4.2, 20.0] | |||
| AD | Mean (SD) | mg/ml | 16.2 (15.3) | 17.4 (18.5) | 16.1 (14.9) | 15.8 (14.2) | .37 | |
| Median [25-75] percentile | mg/ml | 12.0 [5.0, 22.0] | 12.0 [7.0, 22.0] | 12.0 [5.0, 22.0] | 12.0 [5.0, 21.7] | |||
| ISO 5/5% | % | 27.4 (—) | 22.4 (—) | 28.3 (—) | 28.7 (—) | |||
| ISO 10/10% | % | 49.1 (—) | 45.6 (—) | 49.6 (—) | 50.1 (—) | |||
| ISO 15/15% | % | 66.2 (—) | 66.5 (—) | 67.2 (—) | 65.3 (—) | |||
| ISO 20/20% | % | 77.2 (—) | 76.0 (—) | 76.6 (—) | 78.0 (—) | |||
| CEG A zone | % | 74.3 (—) | 73.4 (—) | 74.0 (—) | 74.8 (—) | |||
| Hyperglycemia | Matched pairs | # | 733 | 124 | 217 | 392 | ||
| ARD | Mean (SD) | % | 9.0 (8.6) | 7.3 (6.0) | 9.1 (9.0) | 9.5 (9.1) | .05 | |
| Median [25-75] percentile | % | 6.8 [3.4, 12.4] | 6.2 [2.7, 10.1] | 6.6 [3.0, 12.7] | 6.9 [4.0, 12.7] | |||
| AD | Mean (SD) | mg/ml | 22.1 (21.5) | 17.7 (15.2) | 22.2 (21.9) | 23.4 (22.8) | .03 | |
| Median [25-75] percentile | mg/ml | 16.0 [8.0, 30.0] | 14.0 [6.0, 24.0] | 16.0 [7.0, 30.0] | 17.0 [9.0, 31.0] | |||
| ISO 5/5% | % | 36.3 (—) | 40.3 (—) | 41.0 (—) | 32.4 (—) | |||
| ISO 10/10% | % | 67.4 (—) | 74.2 (—) | 64.5 (—) | 66.8 (—) | |||
| ISO 15/15% | % | 82.9 (—) | 88.7 (—) | 81.1 (—) | 82.1 (—) | |||
| ISO 20/20% | % | 92.1 (—) | 96.0 (—) | 89.9 (—) | 92.1 (—) | |||
| CEG A zone | % | 92.1 (—) | 96.0 (—) | 89.9 (—) | 92.1 (—) |